1 citations
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July 1935 in “Nature” Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.
16 citations
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October 1992 in “Journal of cutaneous pathology” Bubble hair deformity may be caused by hair shaft trauma and can improve with gentle hair care.
2 citations
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August 1993 in “Archives of Dermatology” A 39-year-old woman developed uncombable hair syndrome after taking oral contraceptives.
1 citations
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January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
June 2024 in “British Journal of Dermatology” Hair oiling has become popular in the West due to globalization and social media.
September 2023 in “Journal of the American Academy of Dermatology”
January 2023 in “Skin appendage disorders” Two Hispanic women developed Plica neuropathica, a condition causing tangled hair, possibly due to hair damage and various risk factors.
January 2025 in “Open University of Cape Town (University of Cape Town)” Lipids play a key role in determining hair curvature.
June 2023 in “Frontiers in Genetics” Genes related to calcium signaling and lipid metabolism are important for curly hair in Mangalitza pigs.
1 citations
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June 2022 in “Tidsskrift for Den norske legeforening” A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
4 citations
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April 2019 in “Cosmetics” Hair stiffness is higher when it has more para-like cortical cells.
September 2021 in “Mağallaẗ al-Muẖtar li-l-ʿulūm” Two sisters have rare hair disorders causing short, fragile, kinky hair.
254 citations
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January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
September 2014 in “Journal of the American Academy of Dermatology” The girl likely has Loose anagen hair syndrome, which may improve on its own or with minoxidil.
2 citations
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July 2019 in “Indian dermatology online journal” A 17-year-old girl and her brothers have a rare hair condition with long eyelashes, thick eyebrows, and easily pluckable hair.
7 citations
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January 2017 in “International Journal of Trichology” Chemotherapy and certain hair care practices can cause severe hair matting.
2 citations
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March 2024 in “Pediatric Dermatology” Two siblings have a rare hair condition caused by a new genetic variant.
January 2019 in “Pediatric Oncall” Sodium valproate can rarely cause curly hair in children.
2 citations
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July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
2 citations
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January 2018 in “Indian dermatology online journal” A homeopathic antidandruff shampoo caused severe hair matting in a girl.
22 citations
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January 1985 Water makes hair more flexible, especially the outer layer.
15 citations
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January 2011 in “International journal of trichology” Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
13 citations
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January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
55 citations
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November 2010 in “Development” Hair follicles in mutant mice self-organize into ordered patterns within a week.
8 citations
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May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
23 citations
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July 1994 in “Journal of Dermatological Science” Pili torti hair twists due to uneven outer root sheath cell development.
April 2017 in “Journal of Dermatological Science” Asymmetric hair follicle differentiation causes the unique shape of kinky hair.
13 citations
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July 1973 in “Archives of dermatology” Tight cornrow braids may cause hair loss.
January 2026 in “Indian Journal of Dermatopathology and Diagnostic Dermatology” Corkscrew hairs can help diagnose trichotillomania.
2 citations
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February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.